You're finished messing around with half-hearted training methods any average athlete can handle. You've outgrown the willingness to settle for average results on training days. You're through with average performance when it's time to compete. In fact, you're no longer satisfied with anything short of greatness. You demand a training regimen that will push you to achieve. Right? We thought so. Why else would you be considering plyometric training with the Stamina X Adjustable Height Plyo Box? The Plyo Box comes assembled, and with four different height settings available to increase the intensity of plyometric training, it will provide a greater challenge as your performance goals progress. Even more, the surface of the box is durable and slip-resistant so that you don't have to alter your performance.